Nouveau riche

m.

1.

A person newly rich. Contrasted with old money.

Babbitt, Philistine, Young Turk, adventurer, arriviste, boor, bounder, bourgeois, bourgeois gentilhomme, bright young man, cad, churl, clown, comer, epicier, fledgling, groundling, guttersnipe, hooligan, ill-bred fellow, looby, lout, low fellow, modern, modern generation, modern man, modernist, modernizer, mucker, mushroom, name-dropper, neologism, neologist, neology, neonate, neoteric, neoterism, neoterist, new generation, new man, newly-rich, nouveau roturier, novus homo, parvenu, peasant, pig in clover, ribald, rising generation, roturier, rough, roughneck, rowdy, ruffian, social climber, sprout, status seeker, stripling, tufthunter, upstart, vulgarian, vulgarist, would-be gentleman, yokel